<div class="editor-layout">
  <div class="editor-header">
    <span class="title">可视化编辑器</span>
  </div>
  <app-editor-toolbar></app-editor-toolbar>
  <div class="editor-body">
    <div class="components"></div>
    <div class="viewport"></div>
    <div class="configuration"></div>
  </div>
</div>
